SWAMP FIELD METHODS MODULE 4 - WATER SAMPLING скачать в хорошем качестве

SWAMP FIELD METHODS MODULE 4 - WATER SAMPLING

Module 4: Water Sampling Topic 4.1: Introductions 1:20 4.1.1 Water sampling methods overview 4.1.2 Stream flow patterns: where to collect a water sample 4.1.3 Stream characteristics and Hydro-modifications Topic 4.2: Sample Containers and Labeling Information 8:22 4.2.1: Sample Containers 101 4.2.2: Labeling Sample Bottles 4.2.3: Sample preservation and preservatives handling safety Topic 4.3: Direct filling of Sample Containers - Wading 14:33 4.3.1 Sub-surface grab samples 4.3.2 Shallow water grab samples 4.3.3 Wading safety while sampling water Topic 4.4: Sampling access when you cannot wade 23:15 4.4.1 Direct filling of Sample bottle in an extended holder 4.4.2 Direct filling of Sample bottle in a displacement device 4.4.3 Grab and transfer: surface water 4.4.4 Trap and transfer: discrete depth 4.4.5 Pumps: discrete depths or depth-integrated samples Topic 4.5: Specialized techniques for specific needs or analytes 38:43 4.5.1 Sampling for Bacteria using sterile containers 4.5.2 Ultra-clean sampling for trace metals 4.5.3 Sampling for volatile organic compounds (VOCs) 4.5.4 Field filtration for Chlorophyll-a samples 4.5.5 Churn Splitter for Aliquoting non-homogenous samples Topic 4.6: Field Quality Assurance Procedures 59:27 4.6.1 Collection and Function of Field Duplicates 4.6.2 Protecting samples from deterioration or change 4.6.3 Blanks – variety and function 4.6.4 Sample Uniformity